{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:DPTDXFVRT3DOVMI23SPTAAYO6M","short_pith_number":"pith:DPTDXFVR","canonical_record":{"source":{"id":"1712.05956","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2017-12-16T13:19:41Z","cross_cats_sorted":[],"title_canon_sha256":"e9754e40f54fb1c1215e7c9b5fabe220ce4963fd04ebf29e0f232c152ab02a42","abstract_canon_sha256":"23a0454f43eafc475c6d73c054648401cfb14b027223a84d4d130772df329cff"},"schema_version":"1.0"},"canonical_sha256":"1be63b96b19ec6eab11adc9f30030ef33c49f4854cb3dbe91bfa32f6ea5361dd","source":{"kind":"arxiv","id":"1712.05956","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.05956","created_at":"2026-05-18T00:27:51Z"},{"alias_kind":"arxiv_version","alias_value":"1712.05956v1","created_at":"2026-05-18T00:27:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.05956","created_at":"2026-05-18T00:27:51Z"},{"alias_kind":"pith_short_12","alias_value":"DPTDXFVRT3DO","created_at":"2026-05-18T12:31:12Z"},{"alias_kind":"pith_short_16","alias_value":"DPTDXFVRT3DOVMI2","created_at":"2026-05-18T12:31:12Z"},{"alias_kind":"pith_short_8","alias_value":"DPTDXFVR","created_at":"2026-05-18T12:31:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:DPTDXFVRT3DOVMI23SPTAAYO6M","target":"record","payload":{"canonical_record":{"source":{"id":"1712.05956","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2017-12-16T13:19:41Z","cross_cats_sorted":[],"title_canon_sha256":"e9754e40f54fb1c1215e7c9b5fabe220ce4963fd04ebf29e0f232c152ab02a42","abstract_canon_sha256":"23a0454f43eafc475c6d73c054648401cfb14b027223a84d4d130772df329cff"},"schema_version":"1.0"},"canonical_sha256":"1be63b96b19ec6eab11adc9f30030ef33c49f4854cb3dbe91bfa32f6ea5361dd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:27:51.408158Z","signature_b64":"awFGvdP27rXQtfmpkXdbKr3xsj5HSSPzstLtF/+Q+peXC3XZgTigMYbVSF2tLeA4/l3mNOfHCkegOL1JiFgeDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1be63b96b19ec6eab11adc9f30030ef33c49f4854cb3dbe91bfa32f6ea5361dd","last_reissued_at":"2026-05-18T00:27:51.407605Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:27:51.407605Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.05956","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:27:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Pxe7snUeKuBglrdnOU+nW5z4dRFlkzQxXHDRLRHJZPR6FZDh+qmlfEv3BzXhZDE4CJMJ9/oyhAQA9EWRPUaZBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T00:32:59.206109Z"},"content_sha256":"dbd6bf92fd6cb99a0cde9a31face57a1311c48cdbfc01a88e3e318e7d91e8a57","schema_version":"1.0","event_id":"sha256:dbd6bf92fd6cb99a0cde9a31face57a1311c48cdbfc01a88e3e318e7d91e8a57"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:DPTDXFVRT3DOVMI23SPTAAYO6M","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Overview of the Wikidata Vandalism Detection Task at WSDM Cup 2017","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.IR","authors_text":"(2) Leipzig University, (3) Bauhaus-Universit\\\"at Weimar), Benno Stein (3) ((1) Paderborn University, Gregor Engels (1), Martin Potthast (2), Stefan Heindorf (1)","submitted_at":"2017-12-16T13:19:41Z","abstract_excerpt":"We report on the Wikidata vandalism detection task at the WSDM Cup 2017. The task received five submissions for which this paper describes their evaluation and a comparison to state of the art baselines. Unlike previous work, we recast Wikidata vandalism detection as an online learning problem, requiring participant software to predict vandalism in near real-time. The best-performing approach achieves a ROC-AUC of 0.947 at a PR-AUC of 0.458. In particular, this task was organized as a software submission task: to maximize reproducibility as well as to foster future research and development on "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.05956","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:27:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mI9Iu2BQyngrLW0ZLpVgv3CnSjR1p1nBpEB+h+skjQBCpIcJRm2n/mdFHvYMgYyrO2qqXlpXIdkig62YhytcDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T00:32:59.206898Z"},"content_sha256":"6658673a38ee158888ef338bcb174d919c0db83549d60e99610a006183e0983b","schema_version":"1.0","event_id":"sha256:6658673a38ee158888ef338bcb174d919c0db83549d60e99610a006183e0983b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DPTDXFVRT3DOVMI23SPTAAYO6M/bundle.json","state_url":"https://pith.science/pith/DPTDXFVRT3DOVMI23SPTAAYO6M/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DPTDXFVRT3DOVMI23SPTAAYO6M/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-20T00:32:59Z","links":{"resolver":"https://pith.science/pith/DPTDXFVRT3DOVMI23SPTAAYO6M","bundle":"https://pith.science/pith/DPTDXFVRT3DOVMI23SPTAAYO6M/bundle.json","state":"https://pith.science/pith/DPTDXFVRT3DOVMI23SPTAAYO6M/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DPTDXFVRT3DOVMI23SPTAAYO6M/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:DPTDXFVRT3DOVMI23SPTAAYO6M","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"23a0454f43eafc475c6d73c054648401cfb14b027223a84d4d130772df329cff","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2017-12-16T13:19:41Z","title_canon_sha256":"e9754e40f54fb1c1215e7c9b5fabe220ce4963fd04ebf29e0f232c152ab02a42"},"schema_version":"1.0","source":{"id":"1712.05956","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.05956","created_at":"2026-05-18T00:27:51Z"},{"alias_kind":"arxiv_version","alias_value":"1712.05956v1","created_at":"2026-05-18T00:27:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.05956","created_at":"2026-05-18T00:27:51Z"},{"alias_kind":"pith_short_12","alias_value":"DPTDXFVRT3DO","created_at":"2026-05-18T12:31:12Z"},{"alias_kind":"pith_short_16","alias_value":"DPTDXFVRT3DOVMI2","created_at":"2026-05-18T12:31:12Z"},{"alias_kind":"pith_short_8","alias_value":"DPTDXFVR","created_at":"2026-05-18T12:31:12Z"}],"graph_snapshots":[{"event_id":"sha256:6658673a38ee158888ef338bcb174d919c0db83549d60e99610a006183e0983b","target":"graph","created_at":"2026-05-18T00:27:51Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We report on the Wikidata vandalism detection task at the WSDM Cup 2017. The task received five submissions for which this paper describes their evaluation and a comparison to state of the art baselines. Unlike previous work, we recast Wikidata vandalism detection as an online learning problem, requiring participant software to predict vandalism in near real-time. The best-performing approach achieves a ROC-AUC of 0.947 at a PR-AUC of 0.458. In particular, this task was organized as a software submission task: to maximize reproducibility as well as to foster future research and development on ","authors_text":"(2) Leipzig University, (3) Bauhaus-Universit\\\"at Weimar), Benno Stein (3) ((1) Paderborn University, Gregor Engels (1), Martin Potthast (2), Stefan Heindorf (1)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2017-12-16T13:19:41Z","title":"Overview of the Wikidata Vandalism Detection Task at WSDM Cup 2017"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.05956","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:dbd6bf92fd6cb99a0cde9a31face57a1311c48cdbfc01a88e3e318e7d91e8a57","target":"record","created_at":"2026-05-18T00:27:51Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"23a0454f43eafc475c6d73c054648401cfb14b027223a84d4d130772df329cff","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2017-12-16T13:19:41Z","title_canon_sha256":"e9754e40f54fb1c1215e7c9b5fabe220ce4963fd04ebf29e0f232c152ab02a42"},"schema_version":"1.0","source":{"id":"1712.05956","kind":"arxiv","version":1}},"canonical_sha256":"1be63b96b19ec6eab11adc9f30030ef33c49f4854cb3dbe91bfa32f6ea5361dd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1be63b96b19ec6eab11adc9f30030ef33c49f4854cb3dbe91bfa32f6ea5361dd","first_computed_at":"2026-05-18T00:27:51.407605Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:27:51.407605Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"awFGvdP27rXQtfmpkXdbKr3xsj5HSSPzstLtF/+Q+peXC3XZgTigMYbVSF2tLeA4/l3mNOfHCkegOL1JiFgeDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:27:51.408158Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.05956","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dbd6bf92fd6cb99a0cde9a31face57a1311c48cdbfc01a88e3e318e7d91e8a57","sha256:6658673a38ee158888ef338bcb174d919c0db83549d60e99610a006183e0983b"],"state_sha256":"217e0e13ac1bda3a34dcfc911dcb0a6acf91d2ac9dd7b28736dc30004c552ae2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bj6TPsKlvQ/bbZIteV1201PGqRRkVT33574R26x4Jl/XCZeqD2s27AAxF9kufJo79U1NuyYOIAVZ4yndSwlACA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T00:32:59.211797Z","bundle_sha256":"a7db2121f9db1e319c261c497676c76534b756814b51cca5bd8abfd1cd3213e5"}}